听录音，选择正确的答句。(听三遍，共5题，每小题2分，计10分)
（1）A. It’s Helen’s.     B. They’re Helen’s.        C. Yes, it is.
（2）A. I like ice-creams.   B. I’d like an ice cream.  C. Yes, please.
（3）A. It’s nine.          B. At nine.                 C. I’m nine.
（4）A. You’re right.       B. That’s all right.            C. All right.
（5）A. Yes, I am.           B. Yes, I do.                   C. Yes, I can.